diff --git a/application/PreorderIFrame/PreorderIFrameModel.php b/application/PreorderIFrame/PreorderIFrameModel.php
index 4dc8f0f96..aa85d31cf 100644
--- a/application/PreorderIFrame/PreorderIFrameModel.php
+++ b/application/PreorderIFrame/PreorderIFrameModel.php
@@ -156,7 +156,7 @@ class PreorderIFrameModel extends mfBaseModel
         return [
             'oaid' => $row['unit_oaid'] ?? $row['oaid'],
             'street' => $row['street'],
-            'housenumber' => $row['housenumber'],
+            'housenumber' => $row['hausnummer'],
             'hausnummer_id' => $row['hausnummer_id'],
             'wohneinheit_id' => $row['wohneinheit_id'],
             'building_type' => intval($row['building_type']),
@@ -182,4 +182,4 @@ class PreorderIFrameModel extends mfBaseModel
 
         return $parts ? implode(', ', $parts) : "Top {$counter}";
     }
-}
\ No newline at end of file
+}